<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <script src="../lib/vue-2.6.7.js"></script>
</head>
<body>
    <div id="app">
        <form id="form">
            亲输入<input type="text" v-model="msg">
        </form>
    </div>
    <script>
    const vm = new Vue({
        el:"#app",
        data:{
            msg:"hello word"
        }
    })
    </script>
</body>
</html>